Finding the Fourth Proportional to 19,477,815.19, 26,877,063.06 and 10,774,809.07
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Solution
The fourth proportional to 19,477,815.19, 26,877,063.06 and 10,774,809.07 is: 14,867,952.08
Step by Step Solution
- Step 1: Write the proportion equation
19,477,815.19 : 26,877,063.06 = 10,774,809.07 : x - Step 2: Convert to fraction form
19,477,815.19/26,877,063.06 = 10,774,809.07/x - Step 3: Cross multiply
19,477,815.19x = 26,877,063.06 × 10,774,809.07 - Step 4: Simplify right side
19,477,815.19x = 289,595,222,766,657.31 - Step 5: Solve for x
x = 289,595,222,766,657.31/19,477,815.19 - Step 6: Final answer
x = 14,867,952.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.